Distance between cities › Australia › Victoria › Basalt, VIC › Distance from Basalt to Williamstown Book Hotels

Distance from Basalt, VIC to Williamstown, SA

Distance

648 km

Time

8 hours 33 mins

Gas Cost

$49 - $126

There are 553.28 km (343.80 miles) from Basalt to Williamstown in northwest direction and 648.57 km (403 miles) by car, following the A8 route.

Basalt and Williamstown are 8 hours 33 mins far apart, if you drive non-stop .

This is the fastest route from Basalt, VIC to Williamstown, SA.

Please note the time difference between Basalt, VIC and Williamstown, SA is 30 minutes. The current time in Basalt is 12:42 pm and the current time in Williamstown is 12:12 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Basalt, VIC to Williamstown, SA:

Lowest Price Rental Cars in Basalt, VIC

Planning on renting a car to go from Basalt, VIC to Williamstown, SA? Here there are some offers to rent a car in Basalt, VIC

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Basalt »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 69.97 liters of fuel to cover the route between Basalt, VIC and Williamstown, SA.

The estimated cost of fuel to go from Basalt to Williamstown is $104.96.

During the route, an average car will release 1,673.74 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.58 kilograms of CO₂ per kilometer.

Average Australia gas price used for calculation is $1.50 per liter of regular gas. Price last updated on March 10, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Basalt, VIC and Williamstown, SA

If you want to meet halfway between Basalt, VIC and Williamstown, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -36.398270 and 141.430328, or 36º 23' 53.772" S, 141º 25' 49.1808" E. This location is 201.29 miles away from Basalt, VIC and Williamstown, SA and it would take approximately 4 hours 16 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Basalt, VIC and Williamstown, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	343.80 mi	553.28 km	298.75 nautical mi
Driving distance	403 mi	647.89 km	349.84 nautical mi

Road Trip Tips